TP48200A-HX09A2 & TBC300A-TCA2
Installation Guide
7 Installing Cables
Issue 01 (2013-10-25)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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7.2.4 Connecting to Huawei BBU (over Dry Contacts, M2000
Management)
Procedure
Step 1
Alarm signals are sent over dry contacts. Connect the dry contact signal cable to the
EXT-ALM port on the BBU, as shown in